Finding the Fourth Proportional to 51,935,946, 71,673,715.80 and 28,730,672.88
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Solution
The fourth proportional to 51,935,946, 71,673,715.80 and 28,730,672.88 is: 39,649,495.99
Step by Step Solution
- Step 1: Write the proportion equation
51,935,946 : 71,673,715.80 = 28,730,672.88 : x - Step 2: Convert to fraction form
51,935,946/71,673,715.80 = 28,730,672.88/x - Step 3: Cross multiply
51,935,946x = 71,673,715.80 × 28,730,672.88 - Step 4: Simplify right side
51,935,946x = 2,059,234,082,743,887.25 - Step 5: Solve for x
x = 2,059,234,082,743,887.25/51,935,946 - Step 6: Final answer
x = 39,649,495.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.